BMW 6 series 2005 vs Mercedes CLS 2004
| Gearbox: | Automatic | Automatic | |
|---|---|---|---|
| Engine: | 4.8 Petrol | 5.0 Petrol | |
| Camshaft drive: | Timing chain | Double-row timing chain | |
Performance | |||
| Power: | 367 HP | 306 HP | |
| Torque: | 490 NM | 460 NM | |
| Acceleration 0-100 km/h: | 5.5 seconds | 6.1 seconds | |
| 
BMW 6 series is more dynamic to drive. BMW 6 series engine produces 61 HP more power than Mercedes CLS, whereas torque is 30 NM more than Mercedes CLS. Thanks to more power BMW 6 series reaches 100 km/h speed 0.6 seconds faster.  | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 11.0 | 11.0 | |
| Fuel tank capacity: | 70 litres | 80 litres | |
| Full fuel tank distance: | 630 km in combined cycle | 720 km in combined cycle | |
| 860 km on highway | 960 km on highway | ||
| 530 km with real consumption | 620 km with real consumption | ||
| Mercedes CLS gets more mileage on one fuel tank. | |||
| Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy. | |||
Engines | |||
| Average engine lifespan: | 460'000 km | 480'000 km | |
| Engine resource depends largely on regular maintenance and the quality of the oils and fuels used. | |||
| Engine production duration: | 9 years | 11 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW X5, BMW 7 sērija | Installed on at least 6 other car models, including Mercedes E klase, Mercedes ML, Mercedes S klase, Mercedes CLK | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mercedes CLS might be a better choice in this respect. | |||
Dimensions | |||
| Length: | 4.82 m | 4.91 m | |
| Width: | 1.86 m | 1.87 m | |
| Height: | 1.37 m | 1.40 m | |
| 
BMW 6 series is smaller. BMW 6 series is 9 cm shorter than the Mercedes CLS, 1 cm narrower, while the height of BMW 6 series is 3 cm lower.  | |||
| Trunk capacity: | 450 litres | 505 litres | |
| 
Mercedes CLS has more luggage space. BMW 6 series has 55 litres less trunk space than the Mercedes CLS.  | |||
| Turning diameter: | 11.4 meters | 11.2 meters | |
| The turning circle of the BMW 6 series is 0.2 metres more than that of the Mercedes CLS. | |||
| Gross weight (kg): | 2`090 | 2`275 | |
| Safety: | no data | no data | |
| Quality: | no data | below average  | |
| Average price (€): | 7200 | 6000 | |
| Pros and Cons: | 
BMW 6 sērija has    
    
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Mercedes CLS has    
    
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